JIS

Steel pipe flanges
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2012

Cast iron pipe flanges
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2013

Copper alloy pipe flanges
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2006

Vacuum technology -- Flange dimensions
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1998

21 MPa slip-on welding pipe flanges for hydraulic use
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1994

Hydraulic fluid power -- Dimensions and identification code for mounting flanges and shaft ends of displacement pumps and motors -- Part 1: Inch series shown in metric units
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2005

Screwed type steel pipe fittings
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2013

Screwed drainage fittings (FOREIGN STANDARD)
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/1995

Stainless steel threaded fittings
standard by Japanese Industrial Standard / Japanese Standards Association, 01/01/2013